Guild · Kansas · BBS 2025 Release · 1966–2024
Aerial Insectivores In Kansas
19 species in this guild. As a group they are -12% since 1969.
Guild Signals
No notable trend signals for aerial insectivores in Kansas. See the full index history below.
Forecast
If the recent trend holds, Aerial insectivores in Kansas is projected to fall about 18% by 2029 — from 5.7 in 2024 to a central estimate of 4.7 (95% range 2.9–6.5). A 5-year backtest shows a typical error of ±11.7%, with 100% of held-out values landing inside the 95% band.
-18%Change by 2029
4.7Projected 2029 index
2.9–6.595% range
±11.7%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 4.8 | 3.0 | 6.7 |
| 2026 | 4.8 | 3.0 | 6.6 |
| 2027 | 4.8 | 3.0 | 6.6 |
| 2028 | 4.7 | 2.9 | 6.5 |
| 2029 | 4.7 | 2.9 | 6.5 |
Member Species In Kansas
| Chimney Swift | Apodidae | -89% |
| Bank Swallow | Hirundinidae | -82% |
| Chuck-will's-widow | Caprimulgidae | -78% |
| Western Kingbird | Tyrannidae | -71% |
| Eastern Kingbird | Tyrannidae | -61% |
| Eastern Whip-poor-will | Caprimulgidae | -50% |
| Barn Swallow | Hirundinidae | -19% |
| Scissor-tailed Flycatcher | Tyrannidae | -11% |
| Willow Flycatcher | Tyrannidae | +24% |
| Say's Phoebe | Tyrannidae | +28% |
| Purple Martin | Hirundinidae | +61% |
| Northern Rough-winged Swallow | Hirundinidae | +63% |
| Eastern Phoebe | Tyrannidae | +138% |
| Common Nighthawk | Caprimulgidae | +148% |
| Cliff Swallow | Hirundinidae | +152% |
| Acadian Flycatcher | Tyrannidae | +162% |
| Eastern Wood-Pewee | Tyrannidae | +188% |
| Great Crested Flycatcher | Tyrannidae | +208% |
| Tree Swallow | Hirundinidae | +671% |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.